Instructions

In pom.xml:

<dependency>
    <groupId>eu.m724</groupId>
    <artifactId>mstats-spigot</artifactId>
    <version>0.1.0</version>
</dependency>

In plugin.yml:

libraries:
  - eu.m724:mstats-spigot:0.1.0

In JavaPlugin class:

import eu.m724.mstats.MStatsPlugin;

public class MyPlugin extends MStatsPlugin { // instead of JavaPlugin
    @Override
    public void onEnable() {
        // ... your onEnable code ...
        
        mStats(1); // Replace 1 of course with your plugin ID
    }
}